library(confounding)
## Loading required package: ggplot2
## Loading required package: foreign
## Loading required package: xtable
## Loading required package: reshape
## Loading required package: haven
## Loading required package: systemfit
## Loading required package: Matrix
##
## Attaching package: 'Matrix'
##
## The following object is masked from 'package:reshape':
##
## expand
##
## Loading required package: car
## Loading required package: lmtest
## Loading required package: zoo
##
## Attaching package: 'zoo'
##
## The following objects are masked from 'package:base':
##
## as.Date, as.Date.numeric
##
## Loading required package: lfe
##
## Attaching package: 'lfe'
##
## The following object is masked from 'package:lmtest':
##
## waldtest
##
## Loading required package: pacman
## Loading required package: pwr
## Loading required package: reshape2
##
## Attaching package: 'reshape2'
##
## The following objects are masked from 'package:reshape':
##
## colsplit, melt, recast
##
## Loading required package: dplyr
##
## Attaching package: 'dplyr'
##
## The following object is masked from 'package:reshape':
##
## rename
##
## The following objects are masked from 'package:stats':
##
## filter, lag
##
## The following objects are masked from 'package:base':
##
## intersect, setdiff, setequal, union
##
## Loading required package: magrittr
## Loading required package: testthat
##
## Attaching package: 'testthat'
##
## The following objects are masked from 'package:magrittr':
##
## equals, is_less_than, not
## Warning: replacing previous import by 'dplyr::rename' when loading
## 'confounding'
## Warning: replacing previous import by 'reshape2::colsplit' when loading
## 'confounding'
## Warning: replacing previous import by 'reshape2::melt' when loading
## 'confounding'
## Warning: replacing previous import by 'reshape2::recast' when loading
## 'confounding'
## Warning: replacing previous import by 'magrittr::%>%' when loading
## 'confounding'
## Warning: replacing previous import by 'testthat::equals' when loading
## 'confounding'
## Warning: replacing previous import by 'testthat::is_less_than' when loading
## 'confounding'
## Warning: replacing previous import by 'testthat::not' when loading
## 'confounding'
survey4_analyze(output_print = TRUE)
## [1] "Complied Date and Time: 2015-07-01 08:28:40"
## Loading required package: sandwich
## [1] "Placebo Test C: Regions of the World"
## [,1] [,2]
## [1,] 0.1601764 0.2525493
## [2,] 0.1683116 0.2541643
## [3,] -0.1477916 0.2486409
## [,1] [,2]
## [1,] 0.1486742 0.2344140
## [2,] 0.1764706 0.2664850
## [3,] -0.1800357 0.3028875
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) -0.242424 0.176944 -1.3701 0.1723
## ZDemocracy 0.148674 0.234414 0.6342 0.5267
## VControlled Details 0.242424 0.285056 0.8504 0.3961
## VENE 0.363636 0.264383 1.3754 0.1706
## ZDemocracy:VControlled Details 0.027796 0.354914 0.0783 0.9377
## ZDemocracy:VENE -0.328710 0.383002 -0.8582 0.3918
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) -0.0788561 0.1906332 -0.4137 0.6796
## ZDemocracy 0.1601764 0.2525493 0.6342 0.5267
## VControlled Details -0.0078499 0.2859670 -0.0275 0.9781
## VENE 0.1538548 0.2496906 0.6162 0.5385
## ZDemocracy:VControlled Details 0.0081353 0.3583024 0.0227 0.9819
## ZDemocracy:VENE -0.3079680 0.3544058 -0.8690 0.3859
## [1] "Placebo Test D: GDP per Capita"
## [,1] [,2]
## [1,] -0.15634747 0.2530683
## [2,] -0.03314614 0.2524164
## [3,] 0.13301169 0.2488952
## [,1] [,2]
## [1,] -2909.028 4708.633
## [2,] -727.535 5540.367
## [3,] 2666.414 4989.470
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 15976.8 3362.0 4.7521 3.937e-06 ***
## ZDemocracy -2909.0 4708.6 -0.6178 0.5374
## VControlled Details 2294.6 5279.6 0.4346 0.6643
## VENE 1271.5 4709.1 0.2700 0.7874
## ZDemocracy:VControlled Details 2181.5 7271.0 0.3000 0.7645
## ZDemocracy:VENE 5575.4 6860.5 0.8127 0.4174
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.076971 0.180695 0.4260 0.6706
## ZDemocracy -0.156347 0.253068 -0.6178 0.5374
## VControlled Details -0.059896 0.258934 -0.2313 0.8173
## VENE -0.144470 0.244347 -0.5912 0.5551
## ZDemocracy:VControlled Details 0.123201 0.357432 0.3447 0.7307
## ZDemocracy:VENE 0.289359 0.354954 0.8152 0.4160
## [1] "Placebo Test E: Religion"
## [,1] [,2]
## [1,] 0.07482884 0.2541112
## [2,] 0.42048668 0.2466398
## [3,] 0.13978928 0.2490289
## [,1] [,2]
## [1,] 1.824337 6.195266
## [2,] 11.521140 6.757816
## [3,] 4.036542 7.190935
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 47.3788 4.1833 11.3257 <2e-16 ***
## ZDemocracy 1.8243 6.1953 0.2945 0.7687
## VControlled Details -1.9882 6.4729 -0.3072 0.7591
## VENE 4.8788 6.4332 0.7584 0.4492
## ZDemocracy:VControlled Details 9.6968 9.1678 1.0577 0.2915
## ZDemocracy:VENE 2.2122 9.4916 0.2331 0.8160
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) -0.036839 0.171587 -0.2147 0.8302
## ZDemocracy 0.074829 0.254111 0.2945 0.7687
## VControlled Details -0.179776 0.248879 -0.7223 0.4710
## VENE -0.034099 0.241015 -0.1415 0.8876
## ZDemocracy:VControlled Details 0.345658 0.354124 0.9761 0.3302
## ZDemocracy:VENE 0.064960 0.355792 0.1826 0.8553
## [1] "Placebo Test F: Oil Reserves"
## [,1] [,2]
## [1,] -0.4076571 0.2486310
## [2,] -0.1647790 0.2499047
## [3,] -0.3692040 0.2462073
## [,1] [,2]
## [1,] 11.766572 7.201284
## [2,] 4.681066 7.238951
## [3,] 10.790553 7.147319
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 45.53030 5.02989 9.0520 <2e-16 ***
## ZDemocracy 11.76657 7.20128 1.6340 0.1039
## VControlled Details 4.89157 6.92716 0.7061 0.4810
## VENE 0.59091 7.42386 0.0796 0.9366
## ZDemocracy:VControlled Details -7.08551 10.21082 -0.6939 0.4886
## ZDemocracy:VENE -0.97602 10.14607 -0.0962 0.9235
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.200693 0.173373 1.1576 0.2485
## ZDemocracy -0.407657 0.248631 -1.6396 0.1027
## VControlled Details -0.115807 0.238905 -0.4847 0.6284
## VENE -0.013335 0.255691 -0.0522 0.9585
## ZDemocracy:VControlled Details 0.242878 0.352519 0.6890 0.4917
## ZDemocracy:VENE 0.038453 0.349908 0.1099 0.9126
## [1] "Placebo Test G: White"
## [,1] [,2]
## [1,] -0.20233728 0.2526181
## [2,] 0.12857638 0.2510474
## [3,] -0.06263601 0.2498651
## [,1] [,2]
## [1,] -6.033617 7.532971
## [2,] 3.682904 7.190930
## [3,] -1.734848 6.920589
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 58.9242 5.3234 11.0688 <2e-16 ***
## ZDemocracy -6.0336 7.5330 -0.8010 0.4241
## VControlled Details -11.0336 7.3061 -1.5102 0.1326
## VENE -10.9394 7.2519 -1.5085 0.1331
## ZDemocracy:VControlled Details 9.7165 10.4142 0.9330 0.3520
## ZDemocracy:VENE 4.2988 10.2294 0.4202 0.6748
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.099612 0.178521 0.5580 0.5775
## ZDemocracy -0.202337 0.252618 -0.8010 0.4241
## VControlled Details -0.165849 0.249779 -0.6640 0.5075
## VENE -0.067827 0.251956 -0.2692 0.7881
## ZDemocracy:VControlled Details 0.330914 0.356147 0.9291 0.3540
## ZDemocracy:VENE 0.139701 0.355315 0.3932 0.6946
## [1] "Placebo Test H: Military Capability"
## [,1] [,2]
## [1,] 0.08493721 0.2537556
## [2,] -0.13166803 0.2526287
## [3,] -0.01842706 0.2500269
## [,1] [,2]
## [1,] 251.80161 752.2741
## [2,] -480.00092 920.9678
## [3,] -53.27406 722.8472
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 1331.15 528.50 2.5187 0.01259 *
## ZDemocracy 251.80 752.27 0.3347 0.73820
## VControlled Details 1206.61 881.11 1.3694 0.17246
## VENE 261.17 739.69 0.3531 0.72442
## ZDemocracy:VControlled Details -731.80 1189.16 -0.6154 0.53902
## ZDemocracy:VENE -305.08 1043.28 -0.2924 0.77028
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) -0.041815 0.178272 -0.2346 0.8148
## ZDemocracy 0.084937 0.253756 0.3347 0.7382
## VControlled Details 0.109644 0.263022 0.4169 0.6772
## VENE 0.051166 0.252635 0.2025 0.8397
## ZDemocracy:VControlled Details -0.216605 0.358069 -0.6049 0.5459
## ZDemocracy:VENE -0.103364 0.356238 -0.2902 0.7720
## [1] "Placebo Test I: Military Alliance"
## [,1] [,2]
## [1,] 0.1652385 0.2529708
## [2,] 0.1931431 0.2511993
## [3,] -0.4574741 0.2440324
## [,1] [,2]
## [1,] 4.475852 6.852277
## [2,] 5.752757 7.481958
## [3,] -13.158645 7.019275
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 52.2273 4.8957 10.6680 < 2e-16 ***
## ZDemocracy 4.4759 6.8523 0.6532 0.51441
## VControlled Details -8.7741 7.3480 -1.1941 0.23391
## VENE 6.6667 7.3460 0.9075 0.36527
## ZDemocracy:VControlled Details 1.2769 10.1456 0.1259 0.89998
## ZDemocracy:VENE -17.6345 9.8094 -1.7977 0.07379 .
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) -0.081348 0.180738 -0.4501 0.65315
## ZDemocracy 0.165238 0.252971 0.6532 0.51441
## VControlled Details -0.018150 0.257896 -0.0704 0.94397
## VENE 0.313499 0.262531 1.1941 0.23390
## ZDemocracy:VControlled Details 0.027905 0.356504 0.0783 0.93769
## ZDemocracy:VENE -0.622713 0.351491 -1.7716 0.07804 .
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## [1] "Placebo Test J: Trade with the U.S."
## [,1] [,2]
## [1,] -0.02910450 0.2536858
## [2,] 0.01445917 0.2516975
## [3,] 0.22183651 0.2477203
## [,1] [,2]
## [1,] -322.4503 2810.599
## [2,] 169.1992 2945.329
## [3,] 2127.7175 2375.978
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 6093.96 2041.75 2.9847 0.003208 **
## ZDemocracy -322.45 2810.60 -0.1147 0.908782
## VControlled Details 645.07 2905.31 0.2220 0.824526
## VENE -2624.60 2550.56 -1.0290 0.304760
## ZDemocracy:VControlled Details 491.65 4071.17 0.1208 0.904004
## ZDemocracy:VENE 2450.17 3680.32 0.6657 0.506371
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.014328 0.184289 0.0777 0.9381
## ZDemocracy -0.029104 0.253686 -0.1147 0.9088
## VControlled Details -0.021777 0.255266 -0.0853 0.9321
## VENE -0.126902 0.243643 -0.5209 0.6031
## ZDemocracy:VControlled Details 0.043564 0.357363 0.1219 0.9031
## ZDemocracy:VENE 0.250941 0.354573 0.7077 0.4800
## [1] "Placebo Test K: Joint Military Exercise"
## [,1] [,2]
## [1,] 0.1206982 0.2532047
## [2,] 0.3636525 0.2467163
## [3,] 0.1827483 0.2487917
## [,1] [,2]
## [1,] 3.195076 6.702737
## [2,] 10.866728 7.372421
## [3,] 5.362745 7.300786
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 52.2424 4.8915 10.6802 <2e-16 ***
## ZDemocracy 3.1951 6.7027 0.4767 0.6341
## VControlled Details -6.2268 6.9360 -0.8978 0.3704
## VENE -3.0758 7.0686 -0.4351 0.6640
## ZDemocracy:VControlled Details 7.6717 9.9639 0.7699 0.4423
## ZDemocracy:VENE 2.1677 9.9110 0.2187 0.8271
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) -0.059421 0.184783 -0.3216 0.7481
## ZDemocracy 0.120698 0.253205 0.4767 0.6341
## VControlled Details -0.127915 0.247437 -0.5170 0.6058
## VENE -0.033317 0.253737 -0.1313 0.8957
## ZDemocracy:VControlled Details 0.242954 0.353527 0.6872 0.4928
## ZDemocracy:VENE 0.062050 0.354979 0.1748 0.8614
## [1] "Placebo Test L: Foreign Direct Investment"
## [,1] [,2]
## [1,] 0.07609962 0.2537989
## [2,] -0.05412239 0.2525435
## [3,] -0.29405010 0.2473334
## [,1] [,2]
## [1,] 0.09753788 0.3252974
## [2,] -0.08088235 0.3774096
## [3,] -0.41889483 0.3523437
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 2.121212 0.228606 9.2789 <2e-16 ***
## ZDemocracy 0.097538 0.325297 0.2998 0.7646
## VControlled Details -0.246212 0.361697 -0.6807 0.4969
## VENE 0.121212 0.341721 0.3547 0.7232
## ZDemocracy:VControlled Details -0.178420 0.498253 -0.3581 0.7207
## ZDemocracy:VENE -0.516433 0.479546 -1.0769 0.2829
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) -0.037464 0.178360 -0.2100 0.8339
## ZDemocracy 0.076100 0.253799 0.2998 0.7646
## VControlled Details 0.065346 0.258825 0.2525 0.8009
## VENE 0.186684 0.252193 0.7402 0.4601
## ZDemocracy:VControlled Details -0.130222 0.358039 -0.3637 0.7165
## ZDemocracy:VENE -0.370150 0.354384 -1.0445 0.2976
## [1] "Joint Test"
## Linear hypothesis test (Chi^2 statistic of a Wald test)
##
## Hypothesis:
## r.c_ZDemocracy = 0
## r.d_ZDemocracy = 0
## r.e_ZDemocracy = 0
## r.f_ZDemocracy = 0
## r.g_ZDemocracy = 0
## r.h_ZDemocracy = 0
## r.i_ZDemocracy = 0
## r.j_ZDemocracy = 0
## r.k_ZDemocracy = 0
## r.l_ZDemocracy = 0
##
## Model 1: restricted model
## Model 2: fitsur
##
## Res.Df Df Chisq Pr(>Chisq)
## 1 640
## 2 630 10 5.2278 0.8755
## [1] "Joint Test"
## Linear hypothesis test (Chi^2 statistic of a Wald test)
##
## Hypothesis:
## r.c_ZDemocracy = 0
## r.d_ZDemocracy = 0
## r.e_ZDemocracy = 0
## r.f_ZDemocracy = 0
## r.g_ZDemocracy = 0
## r.h_ZDemocracy = 0
## r.i_ZDemocracy = 0
## r.j_ZDemocracy = 0
## r.k_ZDemocracy = 0
## r.l_ZDemocracy = 0
##
## Model 1: restricted model
## Model 2: fitsur
##
## Res.Df Df Chisq Pr(>Chisq)
## 1 650
## 2 640 10 7.3646 0.6906
## [1] "Joint Test"
## Linear hypothesis test (Chi^2 statistic of a Wald test)
##
## Hypothesis:
## r.c_ZDemocracy = 0
## r.d_ZDemocracy = 0
## r.e_ZDemocracy = 0
## r.f_ZDemocracy = 0
## r.g_ZDemocracy = 0
## r.h_ZDemocracy = 0
## r.i_ZDemocracy = 0
## r.j_ZDemocracy = 0
## r.k_ZDemocracy = 0
## r.l_ZDemocracy = 0
##
## Model 1: restricted model
## Model 2: fitsur
##
## Res.Df Df Chisq Pr(>Chisq)
## 1 660
## 2 650 10 9.8588 0.453
## [1] "Treatment Measures"
## [,1] [,2]
## [1,] -0.3308519 0.4249397
## [2,] 0.1981326 0.4214983
## [3,] -0.2430484 0.4168359
## [,1] [,2]
## [1,] -0.4895833 0.3419870
## [2,] -0.1783088 0.3518564
## [3,] 0.1256684 0.3627364
## [1] "IV"
## [,1] [,2]
## [1,] -1.952295 4.374428
## [2,] -1.555698 4.255146
## [3,] -2.320928 4.736104
## [,1] [,2]
## [1,] -1.216442 1.898364
## [2,] -1.363837 3.567633
## [3,] -1.976529 3.641081
## [1] "Balance Tests"
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.535714 0.097740 5.4810 7.924e-07 ***
## college -0.076255 0.129010 -0.5911 0.5566
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.469388 0.072780 6.4494 1.802e-08 ***
## democrat 0.093112 0.150986 0.6167 0.5397
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.4234636 0.1603617 2.6407 0.01042 *
## age_num 0.0012510 0.0026925 0.4646 0.64380
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.456522 0.075074 6.0810 7.727e-08 ***
## male 0.122426 0.141177 0.8672 0.3891
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.527931 0.126370 4.1777 9.237e-05 ***
## poliid_1 -0.011577 0.036090 -0.3208 0.7494
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## Call:
## felm(formula = as.numeric(Z) - 1 ~ college + democrat + age_num + male + poliid_1, data = d[d$V == levels(d$V)[i], ])
##
## Residuals:
## Min 1Q Median 3Q Max
## -0.6265 -0.4652 -0.3596 0.4945 0.6522
##
## Coefficients:
## Estimate Robust s.e t value Pr(>|t|)
## (Intercept) 0.427726 0.216415 1.976 0.0528 .
## college -0.072347 0.133414 -0.542 0.5897
## democrat 0.084590 0.147556 0.573 0.5686
## age_num 0.001204 0.002731 0.441 0.6610
## male 0.119467 0.138189 0.865 0.3908
## poliid_1 -0.005272 0.036820 -0.143 0.8866
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
## Residual standard error: 0.5174 on 59 degrees of freedom
## Multiple R-squared(full model): 0.02765 Adjusted R-squared: -0.05476
## Multiple R-squared(proj model): 0.02765 Adjusted R-squared: -0.05476
## F-statistic(full model, *iid*):0.3355 on 5 and 59 DF, p-value: 0.8894
## F-statistic(proj model): 0.389 on 5 and 59 DF, p-value: 0.8544
##
##
## [1] "Balance Tests"
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.483871 0.092748 5.2171 2.093e-06 ***
## college 0.058986 0.126948 0.4646 0.6438
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.510638 0.074501 6.8541 3.352e-09 ***
## democrat 0.015677 0.142022 0.1104 0.9124
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.431482 0.160594 2.6868 0.009181 **
## age_num 0.001471 0.002573 0.5717 0.569520
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.512821 0.082144 6.2429 3.876e-08 ***
## male 0.005698 0.129302 0.0441 0.965
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.563989 0.122915 4.5884 2.137e-05 ***
## poliid_1 -0.016362 0.035270 -0.4639 0.6443
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## Call:
## felm(formula = as.numeric(Z) - 1 ~ college + democrat + age_num + male + poliid_1, data = d[d$V == levels(d$V)[i], ])
##
## Residuals:
## Min 1Q Median 3Q Max
## -0.6033 -0.5022 0.3609 0.4750 0.5922
##
## Coefficients:
## Estimate Robust s.e t value Pr(>|t|)
## (Intercept) 0.4501921 0.2176995 2.068 0.043 *
## college 0.0492732 0.1369000 0.360 0.720
## democrat 0.0008204 0.1490234 0.006 0.996
## age_num 0.0014958 0.0027227 0.549 0.585
## male 0.0237794 0.1398577 0.170 0.866
## poliid_1 -0.0188332 0.0356610 -0.528 0.599
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
## Residual standard error: 0.5209 on 60 degrees of freedom
## Multiple R-squared(full model): 0.0123 Adjusted R-squared: -0.07001
## Multiple R-squared(proj model): 0.0123 Adjusted R-squared: -0.07001
## F-statistic(full model, *iid*):0.1494 on 5 and 60 DF, p-value: 0.9795
## F-statistic(proj model): 0.1609 on 5 and 60 DF, p-value: 0.9758
##
##
## [1] "Balance Tests"
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.562500 0.090524 6.2138 4.138e-08 ***
## college -0.105357 0.125332 -0.8406 0.4036
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.442308 0.070225 6.2984 2.95e-08 ***
## democrat 0.291026 0.141059 2.0632 0.0431 *
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.4235289 0.1795327 2.3591 0.02134 *
## age_num 0.0013875 0.0027748 0.5000 0.61873
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.487179 0.082144 5.9308 1.273e-07 ***
## male 0.048535 0.127675 0.3801 0.7051
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## t test of coefficients:
##
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 0.461395 0.118568 3.8914 0.0002373 ***
## poliid_1 0.015748 0.034413 0.4576 0.6487654
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
##
## Call:
## felm(formula = as.numeric(Z) - 1 ~ college + democrat + age_num + male + poliid_1, data = d[d$V == levels(d$V)[i], ])
##
## Residuals:
## Min 1Q Median 3Q Max
## -0.8156 -0.4422 0.1260 0.4905 0.6945
##
## Coefficients:
## Estimate Robust s.e t value Pr(>|t|)
## (Intercept) 0.323189 0.212291 1.522 0.1331
## college -0.093117 0.124382 -0.749 0.4570
## democrat 0.302628 0.136783 2.212 0.0307 *
## age_num 0.001286 0.002910 0.442 0.6600
## male 0.040964 0.127336 0.322 0.7488
## poliid_1 0.024005 0.034658 0.693 0.4912
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
## Residual standard error: 0.502 on 61 degrees of freedom
## Multiple R-squared(full model): 0.08189 Adjusted R-squared: 0.006631
## Multiple R-squared(proj model): 0.08189 Adjusted R-squared: 0.006631
## F-statistic(full model, *iid*):1.088 on 5 and 61 DF, p-value: 0.3761
## F-statistic(proj model): 1.299 on 5 and 61 DF, p-value: 0.2762
## [1] "All the code ran without error."